<template>
  <el-container class="home-container">
    <!-- 头部区域 -->
    <el-header>
      <div>
        <i class="el-icon-document-copy"></i>
        <!-- <img src="../assets/logo.png" alt /> -->
        <span>软件测试过程管理系统</span>
      </div>
      <!-- <el-button type="info" @click="logout">退出</el-button> -->
      <el-dropdown @command="handleCommand">
        <el-button type="primary">
          <i class="el-icon-user-solid el-icon--left"></i>{{ userInfo.username }}
        </el-button>
        <el-dropdown-menu slot="dropdown">
            <el-dropdown-item command="loginOut">退出</el-dropdown-item>
        </el-dropdown-menu>
      </el-dropdown>
    </el-header>
    <!-- 页面主体区域 -->
    <el-container>
      <!-- 侧边栏 -->
      <el-aside :width="isCollapse ? '64px' : '200px'">
        <div class="toggle-button" @click="toggleCollapse">|||</div>
        <!-- 侧边栏菜单区域 -->
        <el-menu
          background-color="#333744"
          text-color="#fff"
          active-text-color="#409EFF"
          :unique-opened="true"
          :collapse="isCollapse"
          :collapse-transition="false"
          :router="true"
          :default-active="activePath"
        >
          <!-- 一级菜单 -->
          <el-submenu
            :index="item.id + ''"
            v-for="item in menulist"
            :key="item.id"
          >
            <!--  一级菜单的模板区域-->
            <template slot="title">
              <!-- 图标 -->
              <i :class="iconObj[item.id]"></i>
              <!-- 文本 -->
              <span>{{ item.authName }}</span>
            </template>
            <!-- 二级菜单 -->
            <el-menu-item
              :index="'/'+subItem.path"
              v-for="subItem in item.children"
              :key="subItem.id"
              @click="saveNavState('/' + subItem.path)"
            >
              <template slot="title">
                <!-- 图标 -->
                <i class="el-icon-menu"></i>
                <!-- 文本 -->
                <span>{{ subItem.authName }}</span>
              </template>
            </el-menu-item>
          </el-submenu>
        </el-menu>
      </el-aside>
      <!-- 右侧内容主体 -->
      <el-main>
        <!-- 路由站位符 -->
        <router-view></router-view>
      </el-main>
    </el-container>
  </el-container>
</template>

<script>
export default {
  data() {
    return {
      //左侧菜单数据
      menulist: this.$store.state.menuList,
      iconObj: {
        1: "iconfont icon-users",
        2: "iconfont icon-tijikongjian",
        3: "iconfont icon-shangpin",
        4: "iconfont icon-danju",
        5: "iconfont icon-baobiao",
      },
      // 是否折叠
      isCollapse: false,
      //被激活的链接地址
      activePath: "",
    };
  },
  created() {
    this.activePath = window.sessionStorage.getItem("activePath");
  },
  computed: {
    userInfo: function () {
      let userInfo = this.$store.state.userInfo;
      return userInfo;
    },
  },
  methods: {
    handleCommand(command) {
      if (command == "loginOut") {
        this.logout();
      }
    },
    logout() {
      //清空token
      localStorage.clear();
      //跳转到登录页
      this.$router.push("/login");
    },
    toggleCollapse() {
      this.isCollapse = !this.isCollapse;
    },
    //保存链接的激活状态
    saveNavState(activePath) {
      window.sessionStorage.setItem("activePath", activePath);
      this.activePath = activePath;
    },
  },
};
</script>

<style lang="less" scoped>
.el-header {
  background-color: #373d41;
  display: flex;
  justify-content: space-between;
  padding-left: 0;
  align-items: center;
  color: #fff;
  font-size: 20px;
  > div {
    display: flex;
    align-items: center;
    span {
      margin-left: 15px;
    }
  }
}
.el-aside {
  background-color: #333744;
  .el-menu {
    border-right: none;
  }
}
.el-main {
  background-color: #fff;
}
.home-container {
  height: 100%;
}
.iconfont {
  margin-right: 10px;
}
.toggle-button {
  background-color: #4a5064;
  font-size: 10px;
  line-height: 24px;
  color: #fff;
  text-align: center;
  letter-spacing: 0.2em;
  cursor: pointer;
}
.user-info {
  font-size: 16px;
}
.el-button {
  font-size: 16px;
}
.el-button--primary {
   background-color: #373d41;
   border-color: #373d41
}
.el-dropdown-menu__item {
  font-size: 16px;
  width:64px;
  text-align:center;
  letter-spacing:10px;
}
</style>